, they're call new york city's finest, officer diprimo is a good reason why. stephanie gosk, nbc news, new york. >>> how about that, and while random acts of kindness take place every day, let's celebrate this one. the officer will be a guest live in the studio on "today." that is our show tonight, thank you for joining us, i'm brian williams, we hope to see you later for "rock center," 10:00, 9:00 central. we hope to see you right back here tomorrow night. good evening. >>> good evening. we begin with the storm watch. not just the rain. it's the flooding and saturation. historically you might recall we've had a lot of damage and injuries during storms like this. one of the questions tonight, can we be better prepared? as for our roadways, it is a slow commute. this is a live look at the 280, 880 interchange in the south bay. you see the headlights those cars are traveling northbound. our live camera network. let's switch over to 880 in oakland. we have live team coverage. marian fav roe joins with us a look at it. we begin with jeff ranieri with the latest. >